Answer
Taiwan's highest point is Yushan Main Peak with an elevation of 3,952 above sea level.
Yu Shan or Yushan, also known as Mount Jade, Jade Mountain, or Mount Yu, and known as Mount Niitaka during Japanese rule, is the highest mountain in Taiwan at 3,952 m (12,966 ft) above sea level, giving Taiwan the 4th-highest maximum elevation of any island in the world.